291208773

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1303}}^1$

素因数の和:1449

約数の個数: 32

約数和(自身を含む): 420618240

約数和(自身を除く): 129409467

約数列:

[1, 3, 23, 41, 69, 79, 123, 237, 943, 1303, 1817, 2829, 3239, 3909, 5451, 9717, 29969, 53423, 74497, 89907, 102937, 160269, 223491, 308811, 1228729, 2367551, 3686187, 4220417, 7102653, 12661251, 97069591, 291208773]

約数ペア:

[(1, 291208773), (3, 97069591), (23, 12661251), (41, 7102653), (69, 4220417), (79, 3686187), (123, 2367551), (237, 1228729), (943, 308811), (1303, 223491), (1817, 160269), (2829, 102937), (3239, 89907), (3909, 74497), (5451, 53423), (9717, 29969)]